Frequency-hopping spread spectrum (FHSS) is a method of transmitting radio signals by rapidly changing the carrier frequency among many frequencies occupying...
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(LPI). Frequency-hopping spread spectrum (FHSS), direct-sequence spread spectrum (DSSS), time-hopping spread spectrum (THSS), chirp spread spectrum (CSS)...
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power. However, it is unlike direct-sequence spread spectrum (DSSS) or frequency-hopping spread spectrum (FHSS) in that it does not add any pseudo-random...
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vehicles Spread spectrum radar for covertness and resistance to jamming and spoofing Complementary code keying Frequency-hopping spread spectrum Linear-feedback...
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Channel access method (redirect from Time and Frequency division multiple access)
on frequency-hopping spread spectrum (FHSS), where the channel frequency is changed rapidly according to a sequence that constitutes the spreading code...
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eavesdropping, and signal interception. TRANSEC includes the use of frequency hopping, spread spectrum and the physical protection of communication links to obscure...
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share a band of frequencies (see bandwidth). To permit this without undue interference between the users, CDMA employs spread spectrum technology and a...
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PSK31 Radioteletype Frequency-hopping spread spectrum also uses many different frequencies, where each symbol uses only one frequency. DTMF Olivia MFSK...
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wide frequency response. An example of hybrid SS is TH-FHSS or hybrid TDMA (time division multiple access). Spread spectrum Frequency-hopping spread spectrum...
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period as chip rate; compare bit rate and symbol rate. In a frequency-hopping spread spectrum sequence, each value in the pseudorandom sequence is known...
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communication systems that employ direct-sequence spread spectrum and frequency-hopping spread spectrum transmission systems, and in the efficient design...
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some baby monitors Frequency-hopping spread spectrum (FHSS), unencrypted transmission method based on pseudo-random frequency hops, used in some baby...
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IEC 61334 (redirect from Spread-spectrum frequency shift keying)
(MCM) profile IEC TS 61334-5-5:2001 Lower layer profiles – Spread spectrum – fast frequency hopping (SS-FFH) profile IEC 61334-6:2000 A-XDR encoding rule Power...
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creativity as a radio designer, coming up with a concept for a frequency-hopping spread spectrum: In 1929 we proposed to the General Staff a device of my design...
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Bluetooth (section Radio Frequency Communications)
Adaptive frequency-hopping spread spectrum (AFH), which improves resistance to radio frequency interference by avoiding the use of crowded frequencies in the...
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Channel hopping can refer to: Channel surfing, switching between television channels Frequency-hopping spread spectrum, in telecommunications, sending...
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Frequency-hopping spread spectrum (FHSS) a method of transmitting radio signals by rapidly switching. FHSS may also refer to: Fuhua Secondary School,...
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Multiplexing (section Frequency-division multiplexing)
code-division multiplexing techniques such as frequency-hopping spread spectrum (FHSS) and direct-sequence spread spectrum (DSSS). In wireless communications, multiplexing...
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Index of radio propagation articles (category Radio frequency propagation)
scatter - free space - free-space path loss - frequency of optimum transmission - frequency-hopping spread spectrum - Fresnel zone - Friis transmission equation...
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a radio guidance system for Allied torpedoes that used spread spectrum and frequency hopping technology to defeat the threat of radio jamming by the...
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Radio (section ITU frequency bands)
very short range of up to 10 m (30 feet). The system uses frequency-hopping spread spectrum transmission, in which successive data packets are transmitted...
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walkie-talkies in the United States, based on frequency-hopping spread spectrum technology operating in this frequency range under the name eXRS (eXtreme Radio...
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IEEE 802.11 (section Channels and frequencies)
operating at 1 Mbit/s; frequency-hopping spread spectrum operating at 1 Mbit/s or 2 Mbit/s; and direct-sequence spread spectrum operating at 1 Mbit/s or...
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Signal modulation (category Frequency mixers)
according to IEEE 802.15.4a CSS uses pseudo-stochastic coding Frequency-hopping spread spectrum (FHSS) applies a special scheme for channel release MSK and...
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2 kilobits per second (kbits/s), although the radios and frequency-hopping spread spectrum (FHSS) waveform itself can support throughput values well...
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same radio frequencies used for over-the-air radio systems. Modern BPL employs Wavelet-OFDM, FFT-OFDM, or frequency-hopping spread spectrum to avoid using...
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than the 462 MHz frequencies allocated to FRS, and uses frequency-hopping spread spectrum technology rather than single fixed frequencies for each channel...
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on punched paper tape) to synchronize random frequencies later known as frequency hopping spread spectrum radio for jam-proof remote control of torpedoes...
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on frequency-hopping spread spectrum (FHSS) technology using commercial wireless modems. Other later-generation systems still used frequency-hopping spread...
34 KB (4,151 words) - 06:06, 10 March 2025
using both frequency-hopping spread spectrum and direct-sequence spread spectrum RF technology to maximize the number of available frequencies on this band...
6 KB (634 words) - 15:52, 23 July 2024